Spot the one that does not fit

Exercise and reference answers

Questions

1. Items

   1. Frustum
   2. Cuboid
   3. Cylinder
   4. Sphere

   Odd item

   Frustum

2. Items

   1. CSA of cone
   2. CSA of hemisphere
   3. Volume of wax
   4. Painting a toy

   Odd item

   Volume of wax

3. Items

   1. Two circular ends
   2. Different radii
   3. Cut parallel
   4. Solid cube

   Odd item

   Solid cube

4. Items

   1. Melted wax
   2. Poured mould
   3. Same volume
   4. New surface

   Odd item

   New surface

Instructions

Tap the item that does not belong with the rest.

Explanation